APA (7th ed.) Citation

Gagelonia, P. (1967). The Filipinos of yesteryears. National Book Store].

Chicago Style (17th ed.) Citation

Gagelonia, Pedro. The Filipinos of Yesteryears. [Manila: National Book Store], 1967.

MLA (9th ed.) Citation

Gagelonia, Pedro. The Filipinos of Yesteryears. National Book Store], 1967.

Warning: These citations may not always be 100% accurate.